Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Lease Cost

Lease Cost:

	For the Year Ended December 31,
(In millions)	2022		2021		2020
Finance lease cost	$	4	$	4	$	3
Operating lease cost	85		91		100
Short-term lease cost	7		3		3
Variable lease cost	86		9		6
Sublease income	(2)		(2)		(17)
Total lease cost	$	180	$	105	$	95

Other information:

	For the Year Ended December 31,
(In millions)	2022		2021		2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	183	$	102	$	101
Financing cash flows from finance leases	5		6		1
Right-of-use assets obtained in exchange for new finance lease liabilities	3		16		5
Right-of-use assets obtained in exchange for new operating lease liabilities	28		47		4

Lease Term and Discount Rate for leases:

	December 31, 2022		December 31, 2021
Finance leases:
Weighted average remaining lease term (in years)	2.6		3.6
Weighted average discount rate	2.82	%	2.46	%
Operating leases:
Weighted average remaining lease term (in years)	4.3		4.7
Weighted average discount rate	5.37	%	5.44	%

Schedule of Annual Payments Based on Maturities of Leases

As of December 31, 2022, annual payments based on the maturities of NRG's operating leases are expected to be as follows:

	In millions
2023	$	97
2024	82
2025	56
2026	14
2027	10
Thereafter	52
Total undiscounted lease payments	$	311
Less: present value adjustment	(48)
Total discounted lease payments	$	263